You searched for: “absorption modulation”
absorption modulation (s) (noun); absorption modulations (pl)
In acoustical engineering, a type of amplitude modulation that couples a variable-impedance device; such as, a microphone, to the output stage of a radio transmitter.
Energy is thus absorbed from the transmitter according to the information captured by the microphone.
This entry is located in the following units: -ation, -ization (-iz[e] + -ation); -isation (British spelling variation) (page 1) sorb-, sorpt- + (page 3)